:root {
  --ink: #5a4050;
  --muted: #9a7a88;
  --pink: #ff8ab5;
  --cream: #fff8f2;
  --cell: #f5e4dc;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Jua", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 226, 122, 0.55) 0 8px, transparent 10px),
    radial-gradient(circle at 88% 12%, rgba(255, 138, 181, 0.45) 0 6px, transparent 8px),
    radial-gradient(ellipse at 50% 100%, rgba(255, 200, 220, 0.7), transparent 55%),
    linear-gradient(180deg, #ffd6e8 0%, #ffe8f5 40%, #fff5fb 100%);
}

body {
  min-height: 100dvh;
}

.app {
  width: min(420px, 100%);
  margin: 0 auto;
  padding: max(14px, env(safe-area-inset-top)) 14px max(20px, env(safe-area-inset-bottom));
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.home,
.link {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.scores {
  display: flex;
  gap: 8px;
}

.score-box {
  background: rgba(255, 255, 255, 0.75);
  border-radius: 12px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--muted);
  box-shadow: 0 3px 0 rgba(200, 120, 150, 0.2);
}

.hero-bit {
  text-align: center;
  margin: 10px 0 14px;
}

.hero-bit h1 {
  margin: 0;
  font-family: "Bagel Fat One", "Jua", cursive;
  font-weight: 400;
  font-size: 32px;
  color: var(--pink);
  text-shadow: 0 3px 0 #fff;
}

.hero-bit p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.hero-art {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 28px;
  border: 4px solid #ff8ab5;
  box-shadow: 0 8px 0 rgba(240, 106, 154, 0.35);
  margin-bottom: 6px;
}

.board-wrap {
  position: relative;
  aspect-ratio: 1;
  border-radius: 28px;
  padding: 12px;
  background: #fff0f5;
  border: 5px solid #ff8ab5;
  box-shadow:
    0 10px 0 #f06a9a,
    0 16px 36px rgba(180, 100, 130, 0.25);
  touch-action: none;
}

.grid-bg {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  height: 100%;
}

.cell {
  background: var(--cell);
  border-radius: 18px;
}

.tiles {
  position: absolute;
  inset: 12px;
  pointer-events: none;
}

.tile {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 22px;
  font-family: "Bagel Fat One", "Jua", cursive;
  font-weight: 400;
  transition: left 0.14s ease-out, top 0.14s ease-out;
  will-change: left, top;
  box-shadow:
    inset 0 3px 0 rgba(255, 255, 255, 0.55),
    inset 0 -5px 0 rgba(0, 0, 0, 0.06),
    0 4px 0 rgba(200, 120, 150, 0.18);
  z-index: 1;
  overflow: hidden;
}

.tile-face {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.92;
  pointer-events: none;
}

.tile-num {
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 0 rgba(90, 50, 70, 0.25);
  color: #fff;
}

.tile-glow {
  box-shadow:
    inset 0 3px 0 rgba(255, 255, 255, 0.6),
    0 0 18px rgba(255, 138, 181, 0.7),
    0 4px 0 rgba(200, 120, 150, 0.2);
}

.tile.spawn {
  animation: pop 0.2s ease-out;
}

.tile.merge {
  animation: merge 0.18s ease-out;
}

@keyframes pop {
  from { transform: scale(0.4); opacity: 0.5; }
  to { transform: scale(1); opacity: 1; }
}

@keyframes merge {
  50% { transform: scale(1.12); }
}

.hint {
  text-align: center;
  margin: 12px 0 8px;
  font-size: 13px;
  color: var(--muted);
}

.btn {
  display: block;
  width: 100%;
  margin-top: 4px;
  border: none;
  border-radius: 999px;
  padding: 14px 32px;
  font-family: inherit;
  font-size: 18px;
  color: #fff;
  background: linear-gradient(180deg, #ff9ec4, var(--pink));
  box-shadow: 0 6px 0 #d93f74;
  cursor: pointer;
}

.btn.ghost {
  background: rgba(255, 255, 255, 0.75);
  color: var(--pink);
  box-shadow: 0 4px 0 rgba(200, 120, 150, 0.25);
}

.btn:active {
  transform: translateY(3px);
  box-shadow: 0 3px 0 #d93f74;
}

.btn.ghost:active {
  box-shadow: 0 2px 0 rgba(200, 120, 150, 0.25);
}

.overlay {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 24px;
  background: rgba(74, 53, 69, 0.5);
  backdrop-filter: blur(8px);
  text-align: center;
  z-index: 10;
}

.overlay.hidden {
  display: none;
}

.badge {
  background: linear-gradient(180deg, #ff8ab5, var(--pink));
  color: #fff;
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  box-shadow: 0 4px 0 #e03f74;
}

.badge.soft {
  background: linear-gradient(180deg, #9ed4ff, #5b9fff);
  box-shadow: 0 4px 0 #2f6fd4;
}

.overlay h2 {
  margin: 0;
  font-family: "Bagel Fat One", "Jua", cursive;
  font-weight: 400;
  font-size: 32px;
  color: #fff;
}

.overlay p {
  margin: 0;
  color: rgba(255, 255, 255, 0.92);
}

.btn.ghost-light {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  box-shadow: none;
  border: 2px solid rgba(255, 255, 255, 0.5);
}